libgcc/Makefile.in

   1 # Makefile.in
   2
   3 # Copyright (C) 2005-2014 Free Software Foundation, Inc.
   4 #
   5 # This file is part of GCC.
   6 #
   7 # GCC is free software; you can redistribute it and/or modify it under the
   8 # terms of the GNU Library General Public License as published by the Free
   9 # Software Foundation; either version 3 of the License, or (at your option)
  10 # any later version.
  11 #
  12 # GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  14 # FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  15 # more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with GCC; see the file COPYING3.  If not see
  19 # <http://www.gnu.org/licenses/>.
  20 #
  21
  22 libgcc_topdir = @libgcc_topdir@
  23 host_subdir = @host_subdir@
  24
  25 gcc_objdir = $(MULTIBUILDTOP)../../$(host_subdir)/gcc
  26
  27 srcdir = @srcdir@
  28
  29 prefix = @prefix@
  30
  31 exec_prefix = @exec_prefix@
  32 libdir = @libdir@
  33 shlib_slibdir = @slibdir@
  34
  35 SHELL = @SHELL@
  36
  37 cpu_type = @cpu_type@
  38 enable_shared = @enable_shared@
  39 double_type_size = @double_type_size@
  40 long_double_type_size = @long_double_type_size@
  41 decimal_float = @decimal_float@
  42 enable_vtable_verify = @enable_vtable_verify@
  43 enable_decimal_float = @enable_decimal_float@
  44 fixed_point = @fixed_point@
  45
  46 host_noncanonical = @host_noncanonical@
  47 target_noncanonical = @target_noncanonical@
  48
  49 # List of extra object files that should be compiled for this target machine.
  50 # The rules for compiling them should be in the t-* file for the machine.
  51 EXTRA_PARTS = @extra_parts@
  52
  53 FORCE_EXPLICIT_EH_REGISTRY = @force_explicit_eh_registry@
  54
  55 extra-parts = libgcc-extra-parts
  56
  57 # Multilib support variables.
  58 MULTISRCTOP =
  59 MULTIBUILDTOP =
  60 MULTIDIRS =
  61 MULTISUBDIR =
  62 MULTIDO = true
  63 MULTICLEAN = true
  64
  65 INSTALL = @INSTALL@
  66 INSTALL_PROGRAM = @INSTALL_PROGRAM@
  67 INSTALL_DATA = @INSTALL_DATA@
  68 mkinstalldirs = $(SHELL) $(libgcc_topdir)/mkinstalldirs
  69 INSTALL_PARTS = $(EXTRA_PARTS)
  70
  71 objext = .o
  72
  73 AR = @AR@
  74 AR_FLAGS = rc
  75
  76 CC = @CC@
  77 CFLAGS = @CFLAGS@
  78 RANLIB = @RANLIB@
  79 LN_S = @LN_S@
  80
  81 PWD_COMMAND = $${PWDCMD-pwd}
  82
  83 # Flags to pass to a recursive make.
  84 FLAGS_TO_PASS = \
  85         "AR=$(AR)" \
  86         "AR_FLAGS=$(AR_FLAGS)" \
  87         "CC=$(CC)" \
  88         "CFLAGS=$(CFLAGS)" \
  89         "DESTDIR=$(DESTDIR)" \
  90         "EXTRA_OFILES=$(EXTRA_OFILES)" \
  91         "HDEFINES=$(HDEFINES)" \
  92         "INSTALL=$(INSTALL)" \
  93         "INSTALL_DATA=$(INSTALL_DATA)" \
  94         "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
  95         "LDFLAGS=$(LDFLAGS)" \
  96         "LOADLIBES=$(LOADLIBES)" \
  97         "RANLIB=$(RANLIB)" \
  98         "SHELL=$(SHELL)" \
  99         "prefix=$(prefix)" \
 100         "exec_prefix=$(exec_prefix)" \
 101         "libdir=$(libdir)" \
 102         "libsubdir=$(libsubdir)" \
 103         "tooldir=$(tooldir)"
 104
 105 # Dependencies for "all" are set later in the file.
 106 all: all-multi
 107         # Now that we have built all the objects, we need to copy
 108         # them back to the GCC directory.  Too many things (other
 109         # in-tree libraries, and DejaGNU) know about the layout
 110         # of the build tree, for now.
 111         $(MAKE) install-leaf DESTDIR=$(gcc_objdir) \
 112           slibdir= libsubdir= MULTIOSDIR=$(MULTIDIR)
 113
 114 .PHONY: all-multi
 115 all-multi:
 116         # If this is the top-level multilib, build all the other
 117         # multilibs.
 118         @: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
 119
 120 .PHONY: check installcheck
 121 check:
 122 installcheck:
 123
 124 .PHONY: all clean
 125
 126 clean:
 127         -rm -f libgcc_tm.h libgcc.map
 128         -rm -f libgcc_tm.stamp stmp-ldirs
 129         -rm -f *$(objext)
 130         -rm -f *.dep
 131         -rm -f *.a
 132         -rm -f libunwind$(SHLIB_EXT)
 133         -rm -f libgcc_s*
 134         @$(MULTICLEAN) multi-clean DO=clean
 135 distclean: clean
 136         @$(MULTICLEAN) multi-clean DO=distclean
 137         -rm -f auto-target.h
 138         -rm -f stamp-h
 139         -rm -f *~ Makefile config.cache config.status multilib.out
 140         -rm -f config.log
 141 maintainer-clean realclean: distclean
 142
 143 Makefile: $(srcdir)/Makefile.in config.status
 144         CONFIG_FILES=Makefile CONFIG_HEADERS= $(SHELL) ./config.status
 145
 146 # Depending on Makefile makes sure that config.status has been re-run
 147 # if needed.  This prevents problems with parallel builds.
 148 auto-target.h: stamp-h ; @true
 149 stamp-h: $(srcdir)/config.in config.status Makefile
 150         CONFIG_FILES= CONFIG_HEADERS=auto-target.h:$(srcdir)/config.in $(SHELL) ./config.status
 151
 152 config.status: $(srcdir)/configure $(srcdir)/config.host
 153         $(SHELL) ./config.status --recheck
 154
 155 AUTOCONF = autoconf
 156 configure_deps = \
 157         $(srcdir)/../config/enable.m4 \
 158         $(srcdir)/../config/tls.m4 \
 159         $(srcdir)/../config/acx.m4 \
 160         $(srcdir)/../config/no-executables.m4 \
 161         $(srcdir)/../config/override.m4 \
 162         $(srcdir)/../config/dfp.m4 \
 163
 164 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(configure_deps)
 165         cd $(srcdir) && $(AUTOCONF)
 166
 167 include $(gcc_objdir)/libgcc.mvars
 168
 169 # Flags to pass to recursive makes.
 170
 171 AR_FOR_TARGET = $(AR)
 172 AR_FLAGS_FOR_TARGET =
 173 AR_CREATE_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) rc
 174 AR_EXTRACT_FOR_TARGET = $(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET) x
 175 AWK = @AWK@
 176 GCC_FOR_TARGET = $(CC)
 177 LIPO = @LIPO@
 178 LIPO_FOR_TARGET = $(LIPO)
 179 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 180 NM = @NM@
 181 NM_FOR_TARGET = $(NM)
 182 RANLIB_FOR_TARGET = $(RANLIB)
 183 STRIP = @STRIP@
 184 STRIP_FOR_TARGET = $(STRIP)
 185
 186 # Directory in which the compiler finds libraries etc.
 187 libsubdir = $(libdir)/gcc/$(host_noncanonical)/$(version)
 188 # Used to install the shared libgcc.
 189 slibdir = @slibdir@
 190 # Maybe used for DLLs on Windows targets.
 191 toolexecdir = @toolexecdir@
 192 toolexeclibdir = @toolexeclibdir@
 193
 194 export AR_FOR_TARGET
 195 export AR_CREATE_FOR_TARGET
 196 export AR_FLAGS_FOR_TARGET
 197 export AR_EXTRACT_FOR_TARGET
 198 export AWK
 199 export DESTDIR
 200 export GCC_FOR_TARGET
 201 export INCLUDES
 202 export INSTALL_DATA
 203 export LIB1ASMSRC
 204 export LIBGCC2_CFLAGS
 205 export LIPO_FOR_TARGET
 206 export MACHMODE_H
 207 export NM_FOR_TARGET
 208 export STRIP_FOR_TARGET
 209 export RANLIB_FOR_TARGET
 210 export libsubdir
 211 export slibdir
 212 export toolexecdir
 213 export toolexeclibdir
 214
 215 version := $(shell cat $(srcdir)/../gcc/BASE-VER)
 216
 217 ifeq ($(decimal_float),yes)
 218 ifeq ($(enable_decimal_float),bid)
 219 DECNUMINC = -I$(srcdir)/config/libbid -DENABLE_DECIMAL_BID_FORMAT
 220 else
 221 DECNUMINC = -I$(srcdir)/../libdecnumber/$(enable_decimal_float) \
 222             -I$(srcdir)/../libdecnumber
 223 endif
 224 else
 225 DECNUMINC =
 226 endif
 227
 228 # Options to use when compiling libgcc2.a.
 229 #
 230 LIBGCC2_DEBUG_CFLAGS = -g
 231 LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 232                  $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 \
 233                  -fbuilding-libgcc -fno-stack-protector \
 234                  $(INHIBIT_LIBC_CFLAGS)
 235
 236 # Additional options to use when compiling libgcc2.a.
 237 # Some targets override this to -isystem include
 238 LIBGCC2_INCLUDES =
 239
 240 # Additional target-dependent options for compiling libgcc2.a.
 241 HOST_LIBGCC2_CFLAGS =
 242
 243 PICFLAG = @PICFLAG@
 244
 245 # Defined in libgcc2.c, included only in the static library.
 246 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 247
 248 # List of functions not to build from libgcc2.c.
 249 LIB2FUNCS_EXCLUDE =
 250
 251 # These might cause a divide overflow trap and so are compiled with
 252 # unwinder info.
 253 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 254
 255 # List of extra C and assembler files to add to static and shared libgcc2.
 256 # Assembler files should have names ending in `.S'.
 257 LIB2ADD =
 258
 259 # List of extra C and assembler files to add to static libgcc2.
 260 # Assembler files should have names ending in `.S'.
 261 LIB2ADD_ST =
 262
 263 # Specify the directories to be searched for header files.
 264 # Both . and srcdir are used, in that order,
 265 # so that *config.h will be found in the compilation
 266 # subdirectory rather than in the source directory.
 267 # -I$(@D) and -I$(srcdir)/$(@D) cause the subdirectory of the file
 268 # currently being compiled, in both source trees, to be examined as well.
 269 INCLUDES = -I. -I$(@D) -I$(gcc_objdir) \
 270            -I$(srcdir) -I$(srcdir)/$(@D) -I$(srcdir)/../gcc \
 271            -I$(srcdir)/../include $(DECNUMINC)
 272
 273 # Forcibly remove any profiling-related flags.  There is no point
 274 # in supporting profiled bootstrap in this library.
 275 override CFLAGS := $(filter-out -fprofile-generate -fprofile-use,$(CFLAGS))
 276
 277 # CFLAGS first is not perfect; normally setting CFLAGS should override any
 278 # options in LIBGCC2_CFLAGS.  But LIBGCC2_CFLAGS may contain -g0, and CFLAGS
 279 # will usually contain -g, so for the moment CFLAGS goes first.  We must
 280 # include CFLAGS - that's where multilib options live.
 281 INTERNAL_CFLAGS = $(CFLAGS) $(LIBGCC2_CFLAGS) $(HOST_LIBGCC2_CFLAGS) \
 282                   $(INCLUDES) @set_have_cc_tls@ @set_use_emutls@
 283
 284 # Options to use when compiling crtbegin/end.
 285 CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
 286   -finhibit-size-directive -fno-inline -fno-exceptions \
 287   -fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
 288   -fbuilding-libgcc -fno-stack-protector $(FORCE_EXPLICIT_EH_REGISTRY) \
 289   $(INHIBIT_LIBC_CFLAGS)
 290
 291 # Extra flags to use when compiling crt{begin,end}.o.
 292 CRTSTUFF_T_CFLAGS =
 293
 294 MULTIDIR := $(shell $(CC) $(CFLAGS) -print-multi-directory)
 295 MULTIOSDIR := $(shell $(CC) $(CFLAGS) -print-multi-os-directory)
 296
 297 MULTIOSSUBDIR := $(shell if test $(MULTIOSDIR) != .; then echo /$(MULTIOSDIR); fi)
 298 inst_libdir = $(libsubdir)$(MULTISUBDIR)
 299 inst_slibdir = $(slibdir)$(MULTIOSSUBDIR)
 300
 301 gcc_compile_bare = $(CC) $(INTERNAL_CFLAGS)
 302 compile_deps = -MT $@ -MD -MP -MF $(basename $@).dep
 303 gcc_compile = $(gcc_compile_bare) -o $@ $(compile_deps)
 304 gcc_s_compile = $(gcc_compile) -DSHARED
 305
 306 objects = $(filter %$(objext),$^)
 307
 308 # Collect any host-specific information from Makefile fragments.
 309
 310 LIBGCC_VER_GNU_PREFIX = __
 311 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 312 LIBGCC_VER_SYMBOLS_PREFIX =
 313
 314 FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
 315     _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
 316     _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
 317     _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
 318
 319 DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
 320     _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
 321     _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
 322     _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
 323
 324 TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
 325     _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
 326     _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
 327     _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
 328
 329 # Additional sources to handle exceptions; overridden by targets as needed.
 330 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
 331   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
 332 LIB2ADDEHSTATIC = $(LIB2ADDEH)
 333 LIB2ADDEHSHARED = $(LIB2ADDEH)
 334
 335 # nm flags to list global symbols in libgcc object files.
 336 SHLIB_NM_FLAGS = -pg
 337
 338 # Don't build libunwind by default.
 339 LIBUNWIND =
 340 SHLIBUNWIND_LINK =
 341 SHLIBUNWIND_INSTALL =
 342
 343 tmake_file = @tmake_file@
 344 include $(srcdir)/empty.mk $(tmake_file)
 345
 346 # Collect target defines and headers from config.host.
 347 libgcc_tm_defines = @tm_defines@
 348 libgcc_tm_file = @tm_file@
 349 libgcc_tm.h: libgcc_tm.stamp; @true
 350 libgcc_tm.stamp:
 351         DEFINES='$(libgcc_tm_defines)' HEADERS='$(libgcc_tm_file)' \
 352                 $(srcdir)/mkheader.sh > tmp-libgcc_tm.h
 353         $(SHELL) $(srcdir)/../move-if-change tmp-libgcc_tm.h libgcc_tm.h
 354         echo timestamp > $@
 355
 356 # Only handle shared libraries if both:
 357 #   - the user requested them
 358 #   - we know how to build them
 359 ifeq ($(SHLIB_LINK),)
 360   enable_shared := no
 361 endif
 362
 363 ifeq ($(enable_shared),yes)
 364   iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/shared-object.mk,$(iter-items))
 365
 366   install-shared = install-shared
 367
 368   ifneq ($(LIBUNWIND),)
 369     install-libunwind = install-libunwind
 370   endif
 371 endif
 372
 373 # For -fvisibility=hidden.  We need both a -fvisibility=hidden on
 374 # the command line, and a #define to prevent libgcc2.h etc from
 375 # overriding that with #pragmas.
 376 vis_hide = @vis_hide@
 377
 378 ifneq (,$(vis_hide))
 379
 380 # If we have -fvisibility=hidden, then we need to generate hide
 381 # lists for object files implemented in assembly.
 382 ASM_HIDDEN_OP = @asm_hidden_op@
 383
 384 define gen-hide-list
 385 $(NM) -pg $< | \
 386   $(AWK) 'NF == 3 && $$2 !~ /^[UN]$$/ && $$3 !~ /.*_compat/ \
 387          && $$3 !~ /.*@.*/ \
 388          { print "\t$(ASM_HIDDEN_OP)", $$3 }' > $@T
 389 mv -f $@T $@
 390 endef
 391 else
 392 gen-hide-list = echo > $@
 393 endif
 394
 395 ifneq ($(enable_shared),yes)
 396 iterator = $(srcdir)/empty.mk $(patsubst %,$(srcdir)/static-object.mk,$(iter-items))
 397 endif
 398
 399 LIB2ADD += enable-execute-stack.c
 400
 401 # While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
 402 # instead of LIB2ADD because that's the way to be sure on some targets
 403 # (e.g. *-*-darwin*) only one copy of it is linked.
 404 LIB2ADDEH += $(srcdir)/emutls.c
 405 LIB2ADDEHSTATIC += $(srcdir)/emutls.c
 406 LIB2ADDEHSHARED += $(srcdir)/emutls.c
 407
 408 # Library members defined in libgcc2.c.
 409 lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2    \
 410             _clear_cache _trampoline __main _absvsi2 \
 411             _absvdi2 _addvsi3 _addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 \
 412             _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2  \
 413             _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2        \
 414             _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2      \
 415             _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3        \
 416             _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2
 417
 418 # The floating-point conversion routines that involve a single-word integer.
 419 # XX stands for the integer mode.
 420 swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
 421
 422 # Likewise double-word routines.
 423 dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
 424                $(patsubst %,_fixuns%XX,sf df xf tf) \
 425                $(patsubst %,_floatXX%,sf df xf tf) \
 426                $(patsubst %,_floatunXX%,sf df xf tf)
 427
 428 ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
 429   lib2funcs += $(subst XX,si,$(swfloatfuncs))
 430   lib2funcs += $(subst XX,di,$(dwfloatfuncs))
 431 endif
 432
 433 # These might cause a divide overflow trap and so are compiled with
 434 # unwinder info.
 435 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
 436
 437 # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
 438 # defined as optimized assembly code in LIB1ASMFUNCS or as C code
 439 # in LIB2FUNCS_EXCLUDE.
 440 lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
 441 LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
 442                        $(LIB2_DIVMOD_FUNCS))
 443
 444 # Build "libgcc1" (assembly) components.
 445
 446 lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
 447 $(lib1asmfuncs-o): %$(objext): $(srcdir)/config/$(LIB1ASMSRC) %.vis
 448         $(gcc_compile) -DL$* -xassembler-with-cpp -c $< -include $*.vis
 449 $(patsubst %,%.vis,$(LIB1ASMFUNCS)): %.vis: %_s$(objext)
 450         $(gen-hide-list)
 451 libgcc-objects += $(lib1asmfuncs-o)
 452
 453 lib1asmfuncs-s-o = $(patsubst %,%_s$(objext),$(LIB1ASMFUNCS))
 454 $(lib1asmfuncs-s-o): %_s$(objext): $(srcdir)/config/$(LIB1ASMSRC)
 455         $(gcc_s_compile) -DL$* -xassembler-with-cpp -c $<
 456 ifeq ($(enable_shared),yes)
 457
 458 libgcc-s-objects += $(lib1asmfuncs-s-o)
 459
 460 endif
 461
 462 # Build lib2funcs.  For the static library also include LIB2FUNCS_ST.
 463 lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
 464 $(lib2funcs-o): %$(objext): $(srcdir)/libgcc2.c
 465         $(gcc_compile) -DL$* -c $< $(vis_hide)
 466 libgcc-objects += $(lib2funcs-o)
 467
 468 ifeq ($(enable_shared),yes)
 469 lib2funcs-s-o = $(patsubst %,%_s$(objext),$(lib2funcs))
 470 $(lib2funcs-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 471         $(gcc_s_compile) -DL$* -c $<
 472 libgcc-s-objects += $(lib2funcs-s-o)
 473 endif
 474
 475 ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 476 # Build libgcc2.c for each conversion function, with a specific
 477 # L<func> definition and LIBGCC2_UNITS_PER_WORD setting.  The DImode
 478 # functions are built with a wordsize of 4; the TImode functions are
 479 # built with the same labels, but a wordsize of 8.
 480
 481 sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
 482 difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
 483 tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 484
 485 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 486 iter-labels := $(sifuncs) $(difuncs) $(difuncs)
 487 iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
 488
 489 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
 490
 491 libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 492 ifeq ($(enable_shared),yes)
 493 libgcc-s-objects += $(patsubst %,%_s$(objext),$(sifuncs) $(difuncs) $(tifuncs))
 494 endif
 495 endif
 496
 497 ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
 498 # Provide default flags for compiling divmod functions, if they haven't been
 499 # set already by a target-specific Makefile fragment.
 500 LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
 501 endif
 502
 503 # Build LIB2_DIVMOD_FUNCS.
 504 lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
 505 $(lib2-divmod-o): %$(objext): $(srcdir)/libgcc2.c
 506         $(gcc_compile) -DL$* -c $< \
 507           $(LIB2_DIVMOD_EXCEPTION_FLAGS) $(vis_hide)
 508 libgcc-objects += $(lib2-divmod-o)
 509
 510 ifeq ($(enable_shared),yes)
 511 lib2-divmod-s-o = $(patsubst %,%_s$(objext),$(LIB2_DIVMOD_FUNCS))
 512 $(lib2-divmod-s-o): %_s$(objext): $(srcdir)/libgcc2.c
 513         $(gcc_s_compile) -DL$* -c $< \
 514           $(LIB2_DIVMOD_EXCEPTION_FLAGS)
 515 libgcc-s-objects += $(lib2-divmod-s-o)
 516 endif
 517
 518 ifeq ($(TPBIT),)
 519 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 520 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 521 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 522 endif
 523
 524 FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
 525 DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
 526 TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
 527
 528 fpbit-src := $(srcdir)/fp-bit.c
 529
 530 # Build FPBIT.
 531 ifneq ($(FPBIT),)
 532 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
 533 $(fpbit-o): %$(objext): $(fpbit-src)
 534         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 535 libgcc-objects += $(fpbit-o)
 536
 537 ifeq ($(enable_shared),yes)
 538 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
 539 $(fpbit-s-o): %_s$(objext): $(fpbit-src)
 540         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 541 libgcc-s-objects += $(fpbit-s-o)
 542 endif
 543 endif
 544
 545 # Build DPBIT.
 546 ifneq ($(DPBIT),)
 547 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
 548 $(dpbit-o): %$(objext): $(fpbit-src)
 549         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 550 libgcc-objects += $(dpbit-o)
 551
 552 ifeq ($(enable_shared),yes)
 553 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
 554 $(dpbit-s-o): %_s$(objext): $(fpbit-src)
 555         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 556 libgcc-s-objects += $(dpbit-s-o)
 557 endif
 558 endif
 559
 560 # Build TPBIT.
 561 ifneq ($(TPBIT),)
 562 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
 563 $(tpbit-o): %$(objext): $(fpbit-src)
 564         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 565 libgcc-objects += $(tpbit-o)
 566
 567 ifeq ($(enable_shared),yes)
 568 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
 569 $(tpbit-s-o): %_s$(objext): $(fpbit-src)
 570         $(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 571 libgcc-s-objects += $(tpbit-s-o)
 572 endif
 573 endif
 574
 575 # Build decimal floating point support.
 576 ifeq ($(decimal_float),yes)
 577
 578 # If $DFP_ENABLE is set, then we want all data type sizes.
 579 ifneq ($(DFP_ENABLE),)
 580 D32PBIT = 1
 581 D64PBIT = 1
 582 D128PBIT = 1
 583 endif
 584
 585 dfp-filenames =
 586 ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
 587 ifeq ($(enable_decimal_float),bid)
 588 dfp-filenames += bid_decimal_globals bid_decimal_data \
 589                  bid_binarydecimal bid_convert_data \
 590                  _isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
 591                  bid128_noncomp bid128_fma bid_round bid_from_int \
 592                  bid64_add bid128_add bid64_div bid128_div \
 593                  bid64_mul bid128_mul bid64_compare bid128_compare \
 594                  bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
 595                  bid64_to_int32 bid64_to_int64 \
 596                  bid64_to_uint32 bid64_to_uint64 \
 597                  bid128_to_int32 bid128_to_int64 \
 598                  bid128_to_uint32 bid128_to_uint64
 599 else
 600 dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
 601 endif
 602 endif
 603
 604 dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
 605 ifeq ($(enable_decimal_float),bid)
 606 $(dfp-objects): %$(objext): $(srcdir)/config/libbid/%.c
 607 else
 608 $(dfp-objects): %$(objext): $(srcdir)/../libdecnumber/%.c
 609 endif
 610         $(gcc_compile) -c $<
 611 libgcc-objects += $(dfp-objects)
 612
 613 decbits-filenames =
 614 ifneq ($(enable_decimal_float),bid)
 615 ifneq ($(D32PBIT),)
 616 decbits-filenames += decimal32
 617 endif
 618
 619 ifneq ($(D64PBIT),)
 620 decbits-filenames += decimal64
 621 endif
 622
 623 ifneq ($(D128PBIT),)
 624 decbits-filenames += decimal128
 625 endif
 626 endif
 627
 628 decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
 629 ifeq ($(enable_decimal_float),bid)
 630 $(decbits-objects): %$(objext): $(srcdir)/config/libbid/%.c
 631 else
 632 $(decbits-objects): %$(objext): $(srcdir)/../libdecnumber/$(enable_decimal_float)/%.c
 633 endif
 634         $(gcc_compile) -c $<
 635 libgcc-objects += $(decbits-objects)
 636
 637 # Next build individual support functions.
 638 D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
 639         _eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
 640         _sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
 641         _si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
 642         _sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
 643         _sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
 644         _sd_to_dd _sd_to_td _unord_sd _conv_sd
 645
 646 D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
 647         _eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
 648         _dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
 649         _si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
 650         _dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
 651         _sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
 652         _dd_to_sd _dd_to_td _unord_dd _conv_dd
 653
 654 D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
 655         _eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
 656         _td_to_si _td_to_di _td_to_usi _td_to_udi \
 657         _si_to_td _di_to_td _usi_to_td _udi_to_td \
 658         _td_to_sf _td_to_df _td_to_xf _td_to_tf \
 659         _sf_to_td _df_to_td _xf_to_td _tf_to_td \
 660         _td_to_sd _td_to_dd _unord_td _conv_td
 661
 662 ifeq ($(enable_decimal_float),bid)
 663 ifneq ($(D32PBIT),)
 664 D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
 665 endif
 666
 667 ifneq ($(D64PBIT),)
 668 D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
 669 endif
 670
 671 ifneq ($(D128PBIT),)
 672 D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
 673 endif
 674 endif
 675
 676 ifneq ($(D32PBIT),)
 677 d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
 678 ifeq ($(enable_decimal_float),bid)
 679 $(d32pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 680 else
 681 $(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 682 endif
 683         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $<
 684 libgcc-objects += $(d32pbit-o)
 685 endif
 686
 687 ifneq ($(D64PBIT),)
 688 d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
 689 ifeq ($(enable_decimal_float),bid)
 690 $(d64pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 691 else
 692 $(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 693 endif
 694         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
 695 libgcc-objects += $(d64pbit-o)
 696 endif
 697
 698 ifneq ($(D128PBIT),)
 699 d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
 700 ifeq ($(enable_decimal_float),bid)
 701 $(d128pbit-o): %$(objext): $(srcdir)/config/libbid/%.c
 702 else
 703 $(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
 704 endif
 705         $(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
 706 libgcc-objects += $(d128pbit-o)
 707 endif
 708
 709 endif
 710
 711 ifeq ($(SYNC),yes)
 712 libgcc-sync-size-funcs := $(foreach op, add sub or and xor nand, \
 713                             sync_fetch_and_$(op) \
 714                             sync_$(op)_and_fetch) \
 715                           sync_bool_compare_and_swap \
 716                           sync_val_compare_and_swap \
 717                           sync_lock_test_and_set
 718
 719 libgcc-sync-size-funcs := $(foreach prefix, $(libgcc-sync-size-funcs), \
 720                             $(foreach suffix, 1 2 4 8 16, \
 721                               $(prefix)_$(suffix)))
 722
 723 libgcc-sync-size-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-size-funcs))
 724 $(libgcc-sync-size-funcs-o): %$(objext): $(srcdir)/sync.c
 725         $(gcc_compile) $(SYNC_CFLAGS) \
 726           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 727           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 728           -c $< $(vis_hide)
 729 libgcc-objects += $(libgcc-sync-size-funcs-o)
 730
 731 libgcc-sync-funcs := sync_synchronize
 732
 733 libgcc-sync-funcs-o = $(patsubst %,%$(objext),$(libgcc-sync-funcs))
 734 $(libgcc-sync-funcs-o): %$(objext): $(srcdir)/sync.c
 735         $(gcc_compile) $(SYNC_CFLAGS) \
 736           -DL$* \
 737           -c $< $(vis_hide)
 738 libgcc-objects += $(libgcc-sync-funcs-o)
 739
 740 ifeq ($(enable_shared),yes)
 741 libgcc-sync-size-funcs-s-o = $(patsubst %,%_s$(objext), \
 742                                $(libgcc-sync-size-funcs))
 743 $(libgcc-sync-size-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 744         $(gcc_s_compile) $(SYNC_CFLAGS) \
 745           -DFN=`echo "$*" | sed 's/_[^_]*$$//'` \
 746           -DSIZE=`echo "$*" | sed 's/.*_//'` \
 747           -c $<
 748 libgcc-s-objects += $(libgcc-sync-size-funcs-s-o)
 749
 750 libgcc-sync-funcs-s-o = $(patsubst %,%_s$(objext),$(libgcc-sync-funcs))
 751 $(libgcc-sync-funcs-s-o): %_s$(objext): $(srcdir)/sync.c
 752         $(gcc_s_compile) $(SYNC_CFLAGS) \
 753           -DL$* \
 754           -c $<
 755 libgcc-s-objects += $(libgcc-sync-funcs-s-o)
 756 endif
 757 endif
 758
 759 # Build fixed-point support.
 760 ifeq ($(fixed_point),yes)
 761
 762 # Generate permutations of function name and mode
 763 fixed-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith labels)
 764 fixed-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith funcs)
 765 fixed-modes := $(shell $(SHELL) $(srcdir)/gen-fixed.sh arith modes)
 766
 767 # Generate the rules for each arithmetic function
 768 iter-items := $(fixed-funcs)
 769 iter-labels := $(fixed-labels)
 770 iter-from := $(fixed-modes)
 771 iter-to := $(fixed-modes)
 772 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 773
 774 # Add arithmetic functions to list of objects to be built
 775 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 776 ifeq ($(enable_shared),yes)
 777 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-funcs)))
 778 endif
 779
 780 # Convert from or to fractional
 781 fixed-conv-funcs := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv funcs)
 782 fixed-conv-labels := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv labels)
 783 fixed-conv-from := $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv from)
 784 fixed-conv-to :=  $(shell $(SHELL) $(srcdir)/gen-fixed.sh conv to)
 785
 786 # Generate the make rules for each conversion function
 787 iter-items := $(fixed-conv-funcs)
 788 iter-labels := $(fixed-conv-labels)
 789 iter-from := $(fixed-conv-from)
 790 iter-to := $(fixed-conv-to)
 791 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/fixed-obj.mk,$(iter-items))
 792
 793 # Add conversion functions to list of objects to be built
 794 libgcc-objects += $(patsubst %,%$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 795 ifeq ($(enable_shared),yes)
 796 libgcc-s-objects += $(patsubst %,%_s$(objext),$(filter-out $(LIB2FUNCS_EXCLUDE),$(fixed-conv-funcs)))
 797 endif
 798
 799 endif
 800
 801 # Build LIB2ADD and LIB2ADD_ST.
 802 ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
 803 $(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
 804 endif
 805
 806 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
 807 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
 808
 809 c_flags :=
 810 iter-items := $(LIB2ADD) $(LIB2ADD_ST)
 811 include $(iterator)
 812
 813 ifeq ($(enable_shared),yes)
 814 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADD))))
 815 endif
 816
 817 # Build LIB2ADDEH, LIB2ADDEHSTATIC, and LIB2ADDEHSHARED.  If we don't have
 818 # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
 819 # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
 820
 821 c_flags := -fexceptions
 822
 823 ifeq ($(enable_shared),yes)
 824
 825 libgcc-eh-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEHSTATIC))))
 826 libgcc-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIB2ADDEHSHARED))))
 827
 828 iter-items := $(sort $(LIB2ADDEHSTATIC) $(LIB2ADDEHSHARED))
 829 include $(iterator)
 830
 831 else
 832 # Not shared.  LIB2ADDEH are added to libgcc.a.
 833
 834 libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
 835
 836 iter-items := $(LIB2ADDEH)
 837 include $(iterator)
 838
 839 endif
 840
 841 # Build LIBUNWIND. Use -fno-exceptions so that the unwind library does
 842 # not generate calls to __gcc_personality_v0.
 843
 844 c_flags := -fno-exceptions
 845
 846 libunwind-objects += $(addsuffix $(objext),$(basename $(notdir $(LIBUNWIND))))
 847
 848 ifeq ($(enable_shared),yes)
 849 libunwind-s-objects += $(addsuffix _s$(objext),$(basename $(notdir $(LIBUNWIND))))
 850 endif
 851
 852 iter-items := $(LIBUNWIND)
 853 include $(iterator)
 854
 855 # Build libgcov components.
 856
 857 LIBGCOV_MERGE = _gcov_merge_add _gcov_merge_single _gcov_merge_delta    \
 858         _gcov_merge_ior _gcov_merge_time_profile _gcov_merge_icall_topn
 859 LIBGCOV_PROFILER = _gcov_interval_profiler _gcov_pow2_profiler          \
 860         _gcov_one_value_profiler _gcov_indirect_call_profiler           \
 861         _gcov_average_profiler _gcov_ior_profiler                       \
 862         _gcov_indirect_call_profiler_v2 _gcov_time_profiler             \
 863         _gcov_indirect_call_topn_profiler
 864 LIBGCOV_INTERFACE = _gcov_dump _gcov_flush _gcov_fork                   \
 865         _gcov_execl _gcov_execlp                                        \
 866         _gcov_execle _gcov_execv _gcov_execvp _gcov_execve _gcov_reset
 867 LIBGCOV_DRIVER = _gcov
 868
 869 libgcov-merge-objects = $(patsubst %,%$(objext),$(LIBGCOV_MERGE))
 870 libgcov-profiler-objects = $(patsubst %,%$(objext),$(LIBGCOV_PROFILER))
 871 libgcov-interface-objects = $(patsubst %,%$(objext),$(LIBGCOV_INTERFACE))
 872 libgcov-driver-objects = $(patsubst %,%$(objext),$(LIBGCOV_DRIVER))
 873 libgcov-objects = $(libgcov-merge-objects) $(libgcov-profiler-objects) \
 874                  $(libgcov-interface-objects) $(libgcov-driver-objects)
 875
 876 $(libgcov-merge-objects): %$(objext): $(srcdir)/libgcov-merge.c $(srcdir)/libgcov.h
 877         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-merge.c
 878 $(libgcov-profiler-objects): %$(objext): $(srcdir)/libgcov-profiler.c $(srcdir)/libgcov.h
 879         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-profiler.c
 880 $(libgcov-interface-objects): %$(objext): $(srcdir)/libgcov-interface.c $(srcdir)/libgcov.h
 881         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-interface.c
 882 $(libgcov-driver-objects): %$(objext): $(srcdir)/libgcov-driver.c \
 883   $(srcdir)/libgcov-driver-system.c $(srcdir)/libgcov.h
 884         $(gcc_compile) -DL$* -c $(srcdir)/libgcov-driver.c
 885
 886
 887 # Static libraries.
 888 libgcc.a: $(libgcc-objects)
 889 libgcov.a: $(libgcov-objects)
 890 libunwind.a: $(libunwind-objects)
 891 libgcc_eh.a: $(libgcc-eh-objects)
 892
 893 libgcc.a libgcov.a libunwind.a libgcc_eh.a:
 894         -rm -f $@
 895
 896         objects="$(objects)";                                   \
 897         if test -z "$$objects"; then                            \
 898           echo 'int __libgcc_eh_dummy;' > eh_dummy.c;           \
 899           $(gcc_compile_bare) $(vis_hide) -c eh_dummy.c         \
 900              -o eh_dummy$(objext);                              \
 901           objects=eh_dummy$(objext);                            \
 902         fi;                                                     \
 903         $(AR_CREATE_FOR_TARGET) $@ $$objects
 904
 905         $(RANLIB) $@
 906
 907 all: libgcc.a libgcov.a
 908
 909 ifneq ($(LIBUNWIND),)
 910 all: libunwind.a
 911 libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
 912 endif
 913
 914 ifeq ($(enable_shared),yes)
 915 all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
 916 ifneq ($(LIBUNWIND),)
 917 all: libunwind$(SHLIB_EXT)
 918 endif
 919 endif
 920
 921 ifeq ($(enable_shared),yes)
 922
 923 # Map-file generation.
 924 ifneq ($(SHLIB_MKMAP),)
 925 libgcc.map.in: $(SHLIB_MAPFILES)
 926         { cat $(SHLIB_MAPFILES) \
 927             | sed -e '/^[       ]*#/d' \
 928                   -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \
 929             | $(gcc_compile_bare) -E -xassembler-with-cpp -; \
 930         } > tmp-$@
 931         mv tmp-$@ $@
 932 libgcc.map: $(SHLIB_MKMAP) libgcc.map.in $(libgcc-s-objects)
 933         { $(NM) $(SHLIB_NM_FLAGS) $(libgcc-s-objects); echo %%; \
 934           cat libgcc.map.in; \
 935         } | $(AWK) -f $(SHLIB_MKMAP) $(SHLIB_MKMAP_OPTS) > tmp-$@
 936         mv tmp-$@ $@
 937 libgcc_s$(SHLIB_EXT): libgcc.map
 938 mapfile = libgcc.map
 939 endif
 940
 941 libgcc-std.ver: $(srcdir)/libgcc-std.ver.in
 942         sed -e 's/__PFX__/$(LIBGCC_VER_GNU_PREFIX)/g' \
 943             -e 's/__FIXPTPFX__/$(LIBGCC_VER_FIXEDPOINT_GNU_PREFIX)/g' < $< > $@
 944
 945 libgcc_s$(SHLIB_EXT): $(libgcc-s-objects) $(extra-parts) libgcc.a
 946         # @multilib_flags@ is still needed because this may use
 947         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 948         # @multilib_dir@ is not really necessary, but sometimes it has
 949         # more uses than just a directory name.
 950         $(mkinstalldirs) $(MULTIDIR)
 951         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 952                 @multilib_dir@,$(MULTIDIR),$(subst \
 953                 @shlib_objs@,$(objects) libgcc.a,$(subst \
 954                 @shlib_base_name@,libgcc_s,$(subst \
 955                 @shlib_map_file@,$(mapfile),$(subst \
 956                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(subst \
 957                 @shlib_slibdir@,$(shlib_slibdir),$(SHLIB_LINK))))))))
 958
 959 libunwind$(SHLIB_EXT): $(libunwind-s-objects) $(extra-parts)
 960         # @multilib_flags@ is still needed because this may use
 961         # $(GCC_FOR_TARGET) and $(LIBGCC2_CFLAGS) directly.
 962         # @multilib_dir@ is not really necessary, but sometimes it has
 963         # more uses than just a directory name.
 964         $(mkinstalldirs) $(MULTIDIR)
 965         $(subst @multilib_flags@,$(CFLAGS) -B./,$(subst \
 966                 @multilib_dir@,$(MULTIDIR),$(subst \
 967                 @shlib_objs@,$(objects),$(subst \
 968                 @shlib_base_name@,libunwind,$(subst \
 969                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_LINK))))))
 970
 971 endif
 972
 973 # Build the standard GCC startfiles and endfiles.
 974 ALL_CRT_CFLAGS = $(CFLAGS) $(CRTSTUFF_CFLAGS) $(INCLUDES)
 975 crt_compile = $(CC) $(ALL_CRT_CFLAGS) -o $@ $(compile_deps)
 976
 977 ifeq ($(CUSTOM_CRTSTUFF),)
 978 # Compile two additional files that are linked with every program
 979 # linked using GCC on systems using COFF or ELF, for the sake of C++
 980 # constructors.
 981 crtbegin$(objext): $(srcdir)/crtstuff.c
 982         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN
 983
 984 crtend$(objext): $(srcdir)/crtstuff.c
 985         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_END
 986
 987 # These are versions of crtbegin and crtend for shared libraries.
 988 crtbeginS$(objext): $(srcdir)/crtstuff.c
 989         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_BEGIN -DCRTSTUFFS_O
 990
 991 crtendS$(objext): $(srcdir)/crtstuff.c
 992         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $< -DCRT_END -DCRTSTUFFS_O
 993
 994 # This is a version of crtbegin for -static links.
 995 crtbeginT$(objext): $(srcdir)/crtstuff.c
 996         $(crt_compile) $(CRTSTUFF_T_CFLAGS) -c $< -DCRT_BEGIN -DCRTSTUFFT_O
 997
 998 ifeq ($(enable_vtable_verify),yes)
 999 # These are used in vtable verification; see comments in source files for
1000 # more details.
1001 vtv_start$(objext): $(srcdir)/vtv_start.c
1002         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_start.c
1003
1004 vtv_end$(objext): $(srcdir)/vtv_end.c
1005         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_end.c
1006
1007 vtv_start_preinit$(objext): $(srcdir)/vtv_start_preinit.c
1008         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_start_preinit.c
1009
1010 vtv_end_preinit$(objext): $(srcdir)/vtv_end_preinit.c
1011         $(crt_compile) $(CRTSTUFF_T_CFLAGS_S) -c $(srcdir)/vtv_end_preinit.c
1012 endif
1013 endif
1014
1015 ifeq ($(CUSTOM_CRTIN),)
1016 # -x assembler-with-cpp is only needed on case-insensitive filesystem.
1017 crti$(objext): $(srcdir)/config/$(cpu_type)/crti.S
1018         $(crt_compile) -c -x assembler-with-cpp $<
1019
1020 crtn$(objext): $(srcdir)/config/$(cpu_type)/crtn.S
1021         $(crt_compile) -c -x assembler-with-cpp $<
1022 endif
1023
1024 # Build extra startfiles in the libgcc directory.
1025 .PHONY: libgcc-extra-parts
1026 libgcc-extra-parts: $(EXTRA_PARTS)
1027
1028         # Early copyback; see "all" above for the rationale.  The
1029         # early copy is necessary so that the gcc -B options find
1030         # the right startup files when linking shared libgcc.
1031         $(mkinstalldirs) $(gcc_objdir)$(MULTISUBDIR)
1032         parts="$(EXTRA_PARTS)";                                 \
1033         for file in $$parts; do                                 \
1034           rm -f $(gcc_objdir)$(MULTISUBDIR)/$$file;             \
1035           $(INSTALL_DATA) $$file $(gcc_objdir)$(MULTISUBDIR)/;  \
1036           case $$file in                                        \
1037             *.a)                                                \
1038               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1039           esac;                                                 \
1040         done
1041
1042 all: $(extra-parts)
1043
1044 $(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
1045         $(libgcov-objects) \
1046         $(libunwind-objects) $(libunwind-s-objects) \
1047         $(EXTRA_PARTS): libgcc_tm.h
1048
1049 # Copy unwind.h to the place where gcc will look for it at build-time
1050 install-unwind_h-forbuild:
1051         dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
1052         cp unwind.h $$dest; \
1053         chmod a+r $$dest; \
1054         sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/include/unwind.h
1055
1056 # Copy unwind.h to the place where gcc will look at run-time, once installed
1057 #
1058 # This is redundant with the internal copy above when using a regular toplevel
1059 # "install" target, because gcc's install will copy to the destination as well.
1060 #
1061 # This is however useful for "install-no-fixincludes" case, when only the gcc
1062 # internal headers are copied by gcc's install.
1063 install-unwind_h:
1064         $(mkinstalldirs) $(DESTDIR)$(libsubdir)/include
1065         $(INSTALL_DATA) unwind.h $(DESTDIR)$(libsubdir)/include
1066
1067 all: install-unwind_h-forbuild
1068
1069 # Documentation targets (empty).
1070 .PHONY: info html dvi pdf install-info install-html install-pdf
1071
1072 info:
1073 install-info:
1074 html:
1075 install-html:
1076 dvi:
1077 pdf:
1078 install-pdf:
1079
1080 # Install rules.  These do not depend on "all", so that they can be invoked
1081 # recursively from it.
1082 install-libunwind:
1083         $(mkinstalldirs) $(DESTDIR)$(inst_slibdir)
1084
1085         # NOTE: Maybe this should go into $(inst_libdir), but this
1086         # is where the old mklibgcc.in put it.
1087         $(INSTALL_DATA) libunwind.a $(DESTDIR)$(inst_slibdir)/
1088         chmod 644 $(DESTDIR)$(inst_slibdir)/libunwind.a
1089         $(RANLIB) $(DESTDIR)$(inst_slibdir)/libunwind.a
1090
1091         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1092                 @shlib_base_name@,libunwind,$(subst \
1093                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIBUNWIND_INSTALL))))
1094
1095 install-shared:
1096         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1097
1098         $(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/
1099         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1100         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
1101
1102         $(subst @multilib_dir@,$(MULTIDIR),$(subst \
1103                 @shlib_base_name@,libgcc_s,$(subst \
1104                 @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))
1105
1106 install-leaf: $(install-shared) $(install-libunwind)
1107         $(mkinstalldirs) $(DESTDIR)$(inst_libdir)
1108
1109         $(INSTALL_DATA) libgcc.a $(DESTDIR)$(inst_libdir)/
1110         chmod 644 $(DESTDIR)$(inst_libdir)/libgcc.a
1111         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc.a
1112         $(INSTALL_DATA) libgcov.a $(DESTDIR)$(inst_libdir)/
1113         chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a
1114         $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a
1115
1116         parts="$(INSTALL_PARTS)";                               \
1117         for file in $$parts; do                                 \
1118           rm -f $(DESTDIR)$(inst_libdir)/$$file;                \
1119           $(INSTALL_DATA) $$file $(DESTDIR)$(inst_libdir)/;     \
1120           case $$file in                                        \
1121             *.a)                                                \
1122               $(RANLIB) $(gcc_objdir)$(MULTISUBDIR)/$$file ;;   \
1123           esac;                                                 \
1124         done
1125
1126 install: install-leaf install-unwind_h
1127         @: $(MAKE) ; $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=install
1128
1129 install-strip: install
1130
1131 .PHONY: install install-shared install-libunwind install-strip
1132 .PHONY: install-unwind_h install-unwind_h-forbuild
1133
1134 # Don't export variables to the environment, in order to not confuse
1135 # configure.
1136 .NOEXPORT:
1137
1138 include $(srcdir)/empty.mk $(wildcard *.dep)